@inproceedings{ruijie2017the,
title={The conditions for separated binary polynomials which graphs are closed curves},
author={Ruijie Niu},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20180118025817380955902},
booktitle={Yau Science Award (Math)},
year={2017},
}

Ruijie Niu. The conditions for separated binary polynomials which graphs are closed curves. 2017. In Yau Science Award (Math). http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20180118025817380955902.